src/IceLiveness.cpp - Issue 1312433004: Weight variables by their number of uses for register allocation.

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Unified Diff: src/IceLiveness.cpp

Issue 1312433004: Weight variables by their number of uses for register allocation. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master

Patch Set: Tidy up lose ends. Created 5 years, 4 months ago

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Index: src/IceLiveness.cpp

diff --git a/src/IceLiveness.cpp b/src/IceLiveness.cpp

index 35e12b7b20e26de689a1be5929ce3619a4a8b9b0..15877b25b7f4c90c6d18d19e732dfcf0a0a1bbf8 100644

--- a/src/IceLiveness.cpp

+++ b/src/IceLiveness.cpp

@@ -102,7 +102,7 @@ void Liveness::initInternal(NodeList::const_iterator FirstNode,

Variable *Var = *I;

SizeT VarIndex = Var->getIndex();

if (Var->getIgnoreLiveness() ||

- (!IsFullInit && !Var->hasReg() && !Var->getWeight().isInf()))

+ (!IsFullInit && !Var->hasReg() && !Var->mustHaveReg()))

RangeMask[VarIndex] = false;

}

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